Hydrolevel EW202 Extended Electro-Well 320788-704 it prevents system lockouts and

it prevents system lockouts and protects against overheating conditions

While some kits differ

while the 800-0198BX is the primary tube assembly

The SPDT/DPST high limit switch configuration allows for precise control of the upper heating element

Dual Gauge Ports: Includes two 1/4 inch NPT gauge ports for flexible monitoring configurations (plugs or gauges sold separately)

Hydrolevel EW202 Extended Electro-Well 320788-704 it prevents system lockouts andThe Hydrolevel EW202 (Part Number 48 202) is a heavy duty extended electro well engineered specifically for tankless coil boilers. As a veteran grade immersion well, it features a 3 4" NPT connection and an integrated long nut, providing the necessary clearance for thick boiler jackets and tankless coil plates. When paired with HydroStat controllers, this specialized well is the hardware required to activate the Low Water Cut Off (LWCO) functionality,